Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NPP and PACE Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/18/2025
Index Date (NPP) Time (NPP) Lat,Lon (NPP) SZA (NPP ) Date (PACE) Time (PACE) Lat,Lon (PACE) SZA (PACE ) Distance(km) Time Diff (sec)
1 05/19/2025 03:08:12 79.71, 97.01 61.86 05/19/2025 03:08:29 79.71, 96.94 61.86 1.53 17
2 05/19/2025 03:56:45 -74.18, -70.34 125.43 05/19/2025 03:55:33 -73.81, -72.91 125.61 88.63 72
3 05/21/2025 07:34:44 79.83, 29.22 61.64 05/21/2025 07:35:46 79.83, 29.24 61.61 0.42 62
4 05/21/2025 08:25:21 -79.58,-161.15 118.83 05/21/2025 08:24:50 -79.59,-161.28 118.79 2.81 31
5 05/23/2025 12:51:52 -79.71, 131.09 119.02 05/23/2025 12:52:06 -79.72, 130.98 119.00 2.67 14
6 05/25/2025 17:18:24 -79.84, 63.28 119.17 05/25/2025 17:19:22 -79.83, 63.37 119.22 1.98 58
7 05/25/2025 18:09:02 79.63,-127.51 60.46 05/25/2025 18:08:27 79.63,-127.52 60.47 0.12 35
8 05/27/2025 22:35:34 79.77, 164.64 60.34 05/27/2025 22:35:43 79.76, 164.74 60.32 1.89 9
9 05/30/2025 03:02:04 79.84, 97.32 60.15 05/30/2025 03:02:57 79.83, 97.41 60.11 1.83 53

Figure of NPP and PACE satellite orbits during SNOs since TLE Epoch: 5/18/2025
SNOs_Map_NPP_PACE_20250518.jpg

Download SNOs between NPP and PACE since TLE EPOCH: 05/18/2025 in txt file.

Historial Predications of SNOs between NPP and PACE